# Hidden Gym vs Cosmic Flows

The clearest difference is update cadence: Cosmic Flows at every 2 weeks against Hidden Gym's every 6 weeks. Hidden Gym's advantage is ratings volume (7 vs 1). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Hidden Gym against 5.0 for Cosmic Flows. That said, the two scores are not equally well evidenced: Hidden Gym has 7 ratings behind it against 1, so its average is the more settled of the two.

Hidden Gym ships an update every 6 weeks, Cosmic Flows every 2 weeks. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Hidden Gym | Cosmic Flows |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (7 ratings)](https://appshunter.io/ios/app/hidden-gym/id1564300353/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/cosmic-flows/id6757113980/reviews) |
| Number of ratings | **7** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | Free | Free |
| Size | 189 MB | 20 MB |
| Requires iOS | **15.5** | 15.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hidden Gymnasium LLC](https://appshunter.io/developer/1564300355) | [heroRocket() Games LLC](https://appshunter.io/developer/1435200791) |

## What reviewers say

### Hidden Gym

[App page](https://appshunter.io/ios/app/hidden-gym/id1564300353)

This app helps you track workouts, meals, and progress towards fitness goals with guidance from a personal trainer. It allows for real-time messaging with your coach, body measurement tracking, and integration with wearable devices.

**Highlights:** Workout tracking, Meal logging, Progress measurement, Personal trainer messaging, Body measurement tracking, Wearable device integration, Goal setting

**Features:** Apple Wallet, Apple Watch app

**In-app purchases:** none


### Cosmic Flows

[App page](https://appshunter.io/ios/app/cosmic-flows/id6757113980)

This app offers a guided breathing experience with immersive cosmic visuals to help reduce stress, improve focus, and prepare for sleep. It features customizable breathing rhythms and flexible session lengths, all within a battery-efficient dark mode interface.

**Highlights:** Immersive cosmic visuals, Customizable breathing rhythms, Flexible session lengths, Dark mode interface, Battery efficient design, Stress reduction, Focus improvement

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Hidden Gym free?

Hidden Gym is free to download, with no in-app purchases.

### Is Cosmic Flows free?

Cosmic Flows is free to download, with no in-app purchases.

### Which has better reviews, Hidden Gym or Cosmic Flows?

Hidden Gym and Cosmic Flows are both rated 5.0 out of 5 on the App Store, from 7 and 1 ratings respectively.

### Do Hidden Gym or Cosmic Flows have ads?

Neither Hidden Gym nor Cosmic Flows shows ads.

### Which is updated more often, Hidden Gym or Cosmic Flows?

Hidden Gym ships an update every 6 weeks, and Cosmic Flows every 2 weeks. Most recently, Hidden Gym was updated on November 3, 2026 and Cosmic Flows on November 5, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*